/Engine/Source/Runtime/Engine/Classes/Engine/Engine.h
Retrieves the LocalPlayer for the player which has the ControllerId specified
The player that has the ControllerId specified, or nullptr if no players have that ControllerId
[ULocalPlayer](API\Runtime\Engine\Engine\ULocalPlayer) * GetLocalPlayerFromControllerId ( [UWorld](API\Runtime\Engine\Engine\UWorld) * InWorld, const int32 ControllerId ) const